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Subject: General Science
Semester: 1
Period: 3
Week: 13
School Name:
Teacher’s Name:
Subject: General Science
Grade Level: Grade 3
Date: Week 13
Lesson Duration: 45 minutes
Week & Period: Week 13, Period 3
Topic: Force
Sub-topic: Meaning, Types, and Uses of Force
Learning Objectives
By the end of the lesson, students should be able to:
explain the meaning of force.
state the types of forces (push, pull, gravity, friction, magnetic, etc.).
explain the uses of force in everyday life.
Previous Knowledge
Students already know:
Objects move when pushed or pulled. Everyday activities involve forces.
Instructional Materials
Objects for demonstration (ball, magnet, rope), chart of types of forces, worksheets.
Lesson Development – ABC Model
A – Anticipation (Warm-up / Starter)
Time: 5–10 minutes
Ask learners to push or pull objects in the classroom. Discuss how they made the objects move.
B – Building Knowledge (Main Lesson Body)
Time: 25–30 minutes
Learners’ Activities (Expanded):
- Learners observe demonstrations of different types of forces:
- Push – pushing a chair or door
- Pull – pulling a rope or drawer
- Friction – sliding a book on a table or rubbing hands together
- Gravity – dropping a ball to see it fall
- Magnetic attraction – using a magnet to move paper clips
- Students categorize examples into the correct type of force on a chart or worksheet.
- Learners discuss in pairs or small groups how each type of force is used in everyday life, such as:
- Opening doors (push/pull)
- Riding bicycles (push on pedals, pull brakes)
- Using magnets to hold items or separate objects
- Playing sports (kicking or throwing a ball)
- Optional activity: learners create a “Force Journal” by drawing daily activities that involve different forces.
Assessment Checks (Expanded):
- Ask learners to identify the type of force in a given activity, e.g., “What type of force do you use when pulling a rope?”
- Ask learners to explain how friction or gravity affects movement, e.g., why sliding is easier on smooth surfaces or why objects fall to the ground.
- Observe learners during demonstrations to ensure they can classify forces accurately and relate them to real-life examples.
Notes (Expanded & Detailed):
- Force is a push or pull that can change the state of motion of an object (make it move, stop, speed up, slow down, or change direction).
- Types of forces:
- Push – moves objects away (e.g., pushing a swing)
- Pull – moves objects toward you (e.g., pulling a cart)
- Gravity – pulls objects toward the Earth
- Friction – opposes motion when two surfaces touch
- Magnetic – attracts or repels magnetic materials
- Uses of forces in daily life:
- Moving objects (pushing, pulling)
- Holding things together (magnetic forces)
- Slowing or stopping movement (friction)
- Sports, playground activities, and machines
- Demonstrations and real-life examples help learners visualize and understand forces.
- Encourage learners to observe forces at home and school and note how they affect everyday activities.
C – Consolidation (Conclusion & Assessment)
Time: 5–10 minutes
Summary:
Recap the meaning of force, its types, and everyday uses. Reinforce understanding with examples.
Evaluation Method (Expanded)
Exit slip/quiz: Learners identify one type of force and give an example.
Teacher will collect slips and provide oral feedback.
Assignment (Expanded)
Observe and list five activities at home or school that involve forces.
Follow-up Activity
Conduct a mini-experiment demonstrating push and pull forces with household objects.
Differentiation / Inclusive Strategies
Provide labeled charts for visual support. Pair learners for hands-on activities. Offer guidance for learners with limited mobility or fine motor challenges.
Teacher’s Reflection (After Class)
What worked well? ___________________________________________
What needs improvement? ____________________________________
Students’ engagement level: ☑ High ☑ Medium ☑ Low